--- a/mercurial/revlogutils/nodemap.py	Tue May 04 13:28:42 2021 -0400
+++ b/mercurial/revlogutils/nodemap.py	Fri Apr 30 16:13:02 2021 -0700
@@ -133,7 +133,7 @@
 
 
 def delete_nodemap(tr, repo, revlog):
-    """ Delete nodemap data on disk for a given revlog"""
+    """Delete nodemap data on disk for a given revlog"""
     if revlog.nodemap_file is None:
         msg = "calling persist nodemap on a revlog without the feature enabled"
         raise error.ProgrammingError(msg)